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1·The shift from silent to sound film at the end of the 1920s marks, so far, the most important transformation in motion picture history.

20世纪20年代末无声电影向有声电影的转变标志着迄今为止电影史上最重要的转变。

2·What was the title of the first sound film to be shown in Singapore?

新加坡放映的第一部有声电影叫什么名字？

3·It took 3 years to complete and became the highest-grossing sound film of its time.

用时三年完成，成为当时票房最高的音乐电影。

4·Overall, the use of sound in film was well-received by audiences, but there were still many technical factors to consider.

总的来说，观众很喜欢有声电影，但是这其中仍然有很多技术因素需要考虑。

5·Web sites enhance books by providing pictures, sound, film clips, and flexible indexing and search utilities.

网络站点通过提供图片、声音、电影剪辑以及灵活的索引和搜索工具来推广图书。

6·I think I read somewhere that they used music to drown out the sound of the film projectors?

我想我在哪里读到过，他们是用音乐的声音来掩盖电影放映机的声音，是吗？

7·We need to foster an awareness of film sound as well as film space so as to truly appreciate an art form that sprang to life during the twentieth century — the modern film.

我们需要培养对电影声音和电影空间的认识，以便能真正欣赏一种在二十世纪蓬勃发展起来的艺术形式——现代电影。

8·Though we might think of film as an essentially visual experience, we really cannot afford to underestimate the importance of film sound.

虽然我们可能认为电影本质上是一种视觉体验，但我们真的不能低估电影音效的重要性。

9·Film sound comprises conventions and innovations.

电影音效包含了传统与创新。

10·For example, a film-maker might opt to include the background sound of an ambulance's siren while the foreground sound and image portrays an arguing couple.

例如，电影制作人可能会选择在背景中加入救护车的警笛声，而在前景的声音和图像中表现一对争吵的夫妇。